EduFarming
Your list · 0हिं

Type at least two letters. Press Esc to close.

↑↓ navigate↵ openTAB cycle filter

Calendars and Clocks · Question 54 of 65

Question 54

EasyOriginal question

A clock gains 15 seconds every hour. It is set right at 6 a.m. on Monday. What will it show at 6 a.m. on Wednesday?

Options for question 54

Show the answer and explanation
CorrectNot quiteAnswer D

Correct answer: D

Explanation

  1. From 6 a.m. Monday to 6 a.m. Wednesday is 48 hours.

  2. Gain =48×15=720= 48 \times 15 = 720 seconds =12= 12 minutes, so it shows 6:12 a.m.

Worth noting

6:06 a.m. counts only one day (24 hours). 5:48 a.m. subtracts a gain.

Concept
Gain in seconds over two days
Typical time
40 s
Your time
—
The rule this testsClocks that gain or lose
Practise this chapter →

Ten questions from Calendars and Clocks, at your own pace.

Practise this chapter →

Ten questions from Calendars and Clocks, at your own pace.

Practise this chapterAll 65 questions in Calendars and ClocksRevise the notes for Calendars and Clocks